Yeah, river dolphin! I think they are like 200% harmless to humans. But they LOOK upsetting is the problem.

Anyway rad job Amazon guy! But I get the heebie-jeebies just thinking about it. In my Spanish class, the teacher asked me if I wanted to go to the Amazon jungle, and I said no, because of the giant bugs. She asked me if I would prefer a CLEAN Amazon?? So I laughed and said no, but I was probably lying.

Swimmers who excel in cold water endurance events are usually naturally "insulated" which also assists with buoyancy. Read sometime about the woman who swam in Antartica waters 32F wearing just a swimsuit, cap and goggles (Lynne Cox).